81291672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 288

約数和(自身を含む): 292131840

約数和(自身を除く): 210840168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 31, 33, 36, 42, 43, 44, 56, 62, 63, 66, 72, 77, 84, 86, 88, 93, 99, 121, 124, 126, 129, 132, 154, 168, 172, 186, 198, 217, 231, 242, 248, 252, 258, 264, 279, 301, 308, 341, 344, 363, 372, 387, 396, 434, 462, 473, 484, 504, 516, 558, 602, 616, 651, 682, 693, 726, 744, 774, 792, 847, 868, 903, 924, 946, 968, 1023, 1032, 1089, 1116, 1204, 1302, 1333, 1364, 1386, 1419, 1452, 1548, 1694, 1736, 1806, 1848, 1892, 1953, 2046, 2178, 2232, 2387, 2408, 2541, 2604, 2666, 2709, 2728, 2772, 2838, 2904, 3069, 3096, 3311, 3388, 3612, 3751, 3784, 3906, 3999, 4092, 4257, 4356, 4774, 5082, 5203, 5208, 5332, 5418, 5544, 5676, 6138, 6622, 6776, 7161, 7224, 7502, 7623, 7812, 7998, 8184, 8514, 8712, 9331, 9548, 9933, 10164, 10406, 10664, 10836, 11253, 11352, 11997, 12276, 13244, 14322, 14663, 15004, 15246, 15609, 15624, 15996, 17028, 18662, 19096, 19866, 20328, 20812, 21483, 21672, 22506, 23994, 24552, 26257, 26488, 27993, 28644, 29326, 29799, 30008, 30492, 31218, 31992, 33759, 34056, 36421, 37324, 39732, 41624, 42966, 43989, 45012, 46827, 47988, 52514, 55986, 57288, 58652, 59598, 60984, 62436, 67518, 72842, 74648, 78771, 79464, 83979, 85932, 87978, 90024, 93654, 95976, 102641, 105028, 109263, 111972, 117304, 119196, 124872, 131967, 135036, 145684, 157542, 161293, 167958, 171864, 175956, 187308, 205282, 210056, 218526, 223944, 236313, 238392, 263934, 270072, 291368, 307923, 315084, 322586, 327789, 335916, 351912, 374616, 410564, 437052, 472626, 483879, 527868, 615846, 630168, 645172, 655578, 671832, 821128, 874104, 923769, 945252, 967758, 1055736, 1129051, 1231692, 1290344, 1311156, 1451637, 1847538, 1890504, 1935516, 2258102, 2463384, 2622312, 2903274, 3387153, 3695076, 3871032, 4516204, 5806548, 6774306, 7390152, 9032408, 10161459, 11613096, 13548612, 20322918, 27097224, 40645836, 81291672]

約数ペア:

[(1, 81291672), (2, 40645836), (3, 27097224), (4, 20322918), (6, 13548612), (7, 11613096), (8, 10161459), (9, 9032408), (11, 7390152), (12, 6774306), (14, 5806548), (18, 4516204), (21, 3871032), (22, 3695076), (24, 3387153), (28, 2903274), (31, 2622312), (33, 2463384), (36, 2258102), (42, 1935516), (43, 1890504), (44, 1847538), (56, 1451637), (62, 1311156), (63, 1290344), (66, 1231692), (72, 1129051), (77, 1055736), (84, 967758), (86, 945252), (88, 923769), (93, 874104), (99, 821128), (121, 671832), (124, 655578), (126, 645172), (129, 630168), (132, 615846), (154, 527868), (168, 483879), (172, 472626), (186, 437052), (198, 410564), (217, 374616), (231, 351912), (242, 335916), (248, 327789), (252, 322586), (258, 315084), (264, 307923), (279, 291368), (301, 270072), (308, 263934), (341, 238392), (344, 236313), (363, 223944), (372, 218526), (387, 210056), (396, 205282), (434, 187308), (462, 175956), (473, 171864), (484, 167958), (504, 161293), (516, 157542), (558, 145684), (602, 135036), (616, 131967), (651, 124872), (682, 119196), (693, 117304), (726, 111972), (744, 109263), (774, 105028), (792, 102641), (847, 95976), (868, 93654), (903, 90024), (924, 87978), (946, 85932), (968, 83979), (1023, 79464), (1032, 78771), (1089, 74648), (1116, 72842), (1204, 67518), (1302, 62436), (1333, 60984), (1364, 59598), (1386, 58652), (1419, 57288), (1452, 55986), (1548, 52514), (1694, 47988), (1736, 46827), (1806, 45012), (1848, 43989), (1892, 42966), (1953, 41624), (2046, 39732), (2178, 37324), (2232, 36421), (2387, 34056), (2408, 33759), (2541, 31992), (2604, 31218), (2666, 30492), (2709, 30008), (2728, 29799), (2772, 29326), (2838, 28644), (2904, 27993), (3069, 26488), (3096, 26257), (3311, 24552), (3388, 23994), (3612, 22506), (3751, 21672), (3784, 21483), (3906, 20812), (3999, 20328), (4092, 19866), (4257, 19096), (4356, 18662), (4774, 17028), (5082, 15996), (5203, 15624), (5208, 15609), (5332, 15246), (5418, 15004), (5544, 14663), (5676, 14322), (6138, 13244), (6622, 12276), (6776, 11997), (7161, 11352), (7224, 11253), (7502, 10836), (7623, 10664), (7812, 10406), (7998, 10164), (8184, 9933), (8514, 9548), (8712, 9331)]